12/14/2025, 01:33 AM

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The Impact of Childhood Trauma on Adult Behavior

Have you heard of the UK serial killer deemed so dangerous, they constructed a glass-walled cell 15 feet underground for him? Robert Maudsley, now 71, has spent over five decades locked in solitary confinement for 23 hours each day. Maudsley’s case highlights the complexity of the impact of childhood trauma on a person’s life, a subject that psychologists have been exploring for decades. In order to understand Maudsley’s present, we must delve into his past. 


Robert Maudsley was born in Toxteth, Liverpool, United Kingdom on June 26th 1953. At the age of two, Maudsley and his siblings were taken away by child protection due to parental neglect, where they initially received proper care. However, around six years later, he was taken from the orphanage back to his parents, where he endured years of abuse and hardship, especially from his father. While words can hardly capture the trauma he faced, his experience offers tremendous insight into how childhood abuse and neglect can affect an individual’s life trajectory.


Soon enough, child protection took Maudsley away from his parents once more, placing him into a plethora of foster homes, before drifting off to London, where he resorted to street drugs, and even searched for psychological help. Maudsley reported that he had begun hearing voices telling him to seek revenge on his parents. They later observed a common pattern with his targets: all of his killings were due to a rage ignited by the memory of his parents. Every one of his victims had abused people in a similar way as his parents did to Maudsley. For example, John Farrell had elicited memories of his father by revealing to Maudsley how he also had a history of exploiting children. The flashback caused him to take his anger out on Farrell, leading to his ultimate death. 


If childhood trauma is not resolved, research says, it can lead to detrimental consequences for the person’s behavioral patterns and personality, as seen in Maudsley's lifespan. It should be noted that everybody’s mind is unique; in other words, not everyone will respond to trauma the same way.


Let’s take Antwone Fisher for an example. Born in an Ohio prison and placed in an abusive foster home for 12 years, Fisher ended up homeless after graduating high school. However, after collecting money from drug dealers, Fisher came up with the following rules that he thought would do him well: he wouldn’t drink, do drugs, have kids, or stay out at night. Instead, Fisher decided to join the Navy, where he often got in trouble. Because of this, they assigned him to a Navy psychiatrist, who helped him work through his childhood traumas. This is when we can begin to see how Maudsley and Fisher’s life routes began to differ. 


Looking back to Maudsley, it has been said that while he was in Parkhurst Prison on the Isle of the Wight, he received treatment from the prison psychiatrist, where he eluded signs of significant improvement, noting that he was becoming better at controlling his anger and depression. However, his treatment was discontinued after being sent back to Wakefield prison without even informing the doctor. This injustice -- as many often call it -- highlights the extent to which people don’t take into account how essential it is to treat people with severe trauma accordingly. 


While there is no way to change fate, the key takeaway from Maudsley’s case is that childhood trauma is not something to overlook, and it is most certainly essential that people get the proper treatment they need. At first, Fisher refused to talk to his psychiatrist, Dr. Jerome Davenport. The latter was not fazed by this, and patiently reschedules him weekly. Eventually, Fisher began to talk and opened up to him about his childhood traumas, where Davenport started uncovering his tragic past. As tensions eased between the two, the positive impacts of therapy gradually emerged. With the help of Dr. Jerome Davenport, Fisher confronted his childhood traumas, and began to recover. Fisher has even stated that Davenport was like a father figure to him. It is without a doubt Fisher had a tough past, but unlike Maudsley, he had gotten proper help from his Navy psychiatrist while Maudsley’s treatment was abruptly stopped. It has been argued that if Maudsley had been able to continue treatment with the prison psychiatrist, he might have gotten the help he needed, and it wouldn’t have been necessary for them to lock him up permanently. His brother, Paul, has commented on the matter: “As far as I can tell, the prison authorities are trying to break him. Every time they see him making a little progress, they throw a spanner in the works. [...] Now they have put him back in the cage at Wakefield. His trouble started because he got locked up as a kid. All they do when they put him back there is bring all that trauma back to him.”


Trauma survivors often struggle with intense mental health challenges that can disrupt every aspect of their lives, from relationships to the way they perceive the world. Research consistently shows that untreated trauma can lead to issues such as depression, anxiety, PTSD, and, in severe cases, violent behavior. Therapy provides trauma survivors with the structured support needed to process painful experiences and develop healthier coping mechanisms. Without such treatment, unresolved trauma can fester, sometimes leading to destructive outcomes. In Robert Maudsley's case, the therapy he initially received in prison showed promise, helping him gain some control over his anger and depression. His progress illustrated how, with the right support, even those who have endured immense pain can find ways to manage it and rebuild. However, when his treatment was discontinued, the chance for a positive change was abruptly taken from him, highlighting the dangers of ignoring the needs of trauma survivors. 


The lives of Robert Maudsley and Antwone Fisher provide a contrast that demonstrates both the risks of untreated trauma and the transformative power of proper treatment. Maudsley’s life path took a dark turn, not because of an inherent tendency toward violence, but due to the enduring effects of severe childhood abuse, neglect, and the failure to provide mental health support when he needed it most. Fisher’s story, in contrast, shows that trauma does not have to dictate one’s future; with effective therapy and consistent support, even the most deeply scarred individuals can find resilience, purpose, and healing. These cases emphasize the urgent need for trauma-informed mental health care, particularly for those who may otherwise be left to navigate their pain alone. By prioritizing accessible mental health resources, especially for those in vulnerable circumstances, we can help break cycles of trauma and give survivors a chance at the stable, fulfilling lives they deserve.


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Burrows, Sydney. “How Childhood Trauma May Impact Adults.” URMC Newsroom, URMC Newsroom, 20 May 2024, https://www.urmc.rochester.edu/news/publications/health-matters/how-childhood-trauma-may-impact-adults 

Thompson, Tony. “The Caged Misery of Britain’s Real ‘Hannibal the Cannibal.’” The Guardian, Guardian News and Media, 26 Apr. 2003, https://www.theguardian.com/uk/2003/apr/27/ukcrime

Center for Substance Abuse Treatment (US). Trauma-Informed Care in Behavioral Health Services. Rockville (MD): Substance Abuse and Mental Health Services Administration (US); 2014. (Treatment Improvement Protocol (TIP) Series, No. 57.) Chapter 3, Understanding the Impact of Trauma. Available from: https://www.ncbi.nlm.nih.gov/books/NBK207191/

Miller, Marilyn. “Antwone Fisher Shares His Life Experiences at Akron Urban League’s MLK Day Breakfast.” Akron Beacon Journal, Akron Beacon Journal, 17 Jan. 2017, https://www.beaconjournal.com/story/news/local/2017/01/17/antwone-fisher-shares-his-life/10787357007/